Cangzhou Haoyuan Pipe Fittings MFG CO LTD was established in 1997 it is located in China s fittings town Yanshan Belonging to a subsidiary of Cangzhou Guyuan Steel pipe CO LTD We are a professional manufacturer which can produce all kinds of carbon steel alloy steel and stainless steel high and low pressure flange elbow tee cross reducer bend pipe cap seamless steel pipe and ERW pipes in accordance with the production standard ASME DIN JIS EN BS... [View Company Profile]